1990494759 is an odd 10-digits composite number following 1990494758
and preceding 1990494760 . In scientific notation, it is written as 1.990494759 × 10^9.
The sum of its digits is 57. It has a total of 4 prime factors and 16 positive divisors.
There are 1118430720 positive integers (up to 1990494759) that are relatively prime to 1990494759.
1990494759 has 16 divisors, whose sum is 2203900128
The reverse of 1990494759 is 9574940991
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 57
Digital Root 3
Name
one billion nine hundred ninety million four hundred ninety-four thousand seven hundred fifty-nine
Scientific notation
1.990494759 × 10^9
Engineering notation
1.990494759 × 10^9
Prime Factorization
33 × 17 × 67 × 52957
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1990494759
Product of the distinct prime numbers
The prime factorization of 1990494759 is 33 × 17 × 67 × 52957.
Since it has a total of 4 prime factors.
5 , 7 , 6 , 77 , 643 , 483 , 9022 , 3638 , 57146 , 55168 , 612732 , 63211 , 9202535 , 3927415 , 62100121 , 49376129 , 514737326 , 153236181 , 8783105416 , 6037646617
n×2
3980989518
n×3
5971484277
n×4
7961979036
n×5
9952473795
n÷2
995247379.5
n÷3
663498253
n÷3
497623689.75
n÷5
398098951.8
n2
3962069385606468081
n3
7.886478346844E+27
n4
1.569799381636E+37
n5
3.1246774418279E+46
2 √n
44614.961156545
3 √n
1257.9219039447
4 √n
211.22253941411
5 √n
72.408942972194
1 , 17 , 33 , 67 , 561 , 1139 , 2211 , 37587 , 52957 , 900269 , 1747581 , 3548119 , 29708877 , 60318023 , 117087927 , 1990494759
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1990494758
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1990494759 can be divided by 16 positive divisors.
The sum of these divisors (counting 1990494759) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110110101001001000101000100111
3
Ternary
12010201110121111010
4
Quaternary
1312221020220213
5
Quinary
13034031313014
6
Senary
525303113303
8
Octal
16651105047
10
Decimal
1990494759
12
Duodecimal
476742833
16
Hexadecimal
76a48a27
20
Vigesimal
1b20bghj
36
Base36
wx37l3
md5
289f2d41fc171d8edf8a7516e920b017
sha1
a48b6b85cb6566f2b37e688b5a0ed198314be03a
sha256
5ed8c689ae56c9bc44f734d06a0ffa02912ca6178be3ea2e8a52ed60233b6465
sha512
a4078ad57ccc899d5a0a246abad85f9611c19dffb92d38361cd94aa12b02aa4c2af3728d06b6ab01277de18e2512f5d9cae2efcd9f0952c7bcb2143db1e980f1
ripemd-160
18ab03228513ea4aa0dae88cece905f82182e750
Diameter
3980989518
Circumference
12506647423.767
Area
1.2447208074834E+19
Volume
3.303480324952E+28
Surface area
4.9788832299337E+19
Circumference
12506647423.767
Perimeter
7961979036
Area
3962069385606468081
Diagonal
2814984684.0104
Surface area
2.3772416313639E+19
Volume
7.886478346844E+27
Space diagonal
3447638054.7876
Perimeter
5971484277
Area
1.7156263697459E+18
Altitude
1723819027.3938
Surface area
1.7156263697459E+18
Volume
9.2943038645571E+26
Height
938328228.00346